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Lesson 25: Lets Do an Experiment!小组 姓名 学习目标：1.知识目标:Learn the words and expressions2.能力目标:Do and express the experiment3.德育目标:Love science学习重难点：1. Vocabulary: （词汇）experiment, jar, upside, pour, correct, scientific, method, raincoat, force, pressure, conclude, inside，outside, fillwith，coverwith, turn upside down2. Sentence Patterns（句子） 1. Im sure the floor wont get wet. 2. Im not sure. I think the floor will get wet. 3. Maybe you should do this experiment outside.自主学习：一听课文，根据课文内容回答问题。1. What do you need? 2. What do you do? 3. What is happening? 二Lets Do the Experiment！（根据上述信息，由每组的代表做实验，写出实验结论。） 三Read and answer. 读课文回答问题。1. Where does Danny think they should do the experiment? 2. What keeps the water in the jar? 3. Is Jenny sure of her theory? How do you know? 4. Why does Danny put on his raincoat? 5. What does Danny conclude? 合作学习：一、I fill a jar with water. 翻译： fill with 翻译： (主语是 ) be full of / be filled with 翻译： (主语是 )同义句转换：1. The rooms are full of students now. The rooms _ _ _ students now.2. My pocket is filled with the money. My pocket _ _ _ the money.选择：3. Can you _ the box _ books? ( ) A fill , with B full ,with C filled ,with D full , in4. The child _ all the cups _ water.( )A fill, with B fills, with C is full, with D is filled ,with二、 I turn the jar upside down. 翻译： upside down 的意思是“ ”. You hold the book upside down. 翻译： 拓展：turn upside down同义词 right side up 是“ ”的意思.三、 Im sure the floor wont get wet. 翻译： be sure 表示 ,而be not sure 表示 .be sure/ be not sure后可接句子还可接代词、名词、动名词或不定式。常见用法： , 1.我确信她会来。_that she will come here.2.他没有把握通过考试_to past the exam.3. Im sure _ Jim plays basketball well .（ ）A of B to C that D with四、Write down the steps of doing the experiment and retell in class.First, Then, Finally, 随堂检测：一、英汉互译及词形转变1.用把装满 _ 2.用把盖住 _3.我(不)确信 _4.正面朝上 _5.把翻转_6. get wet _ 7. do an experiment _8. a piece of cardboard _9. inside（反义词） _ 10. theory（复数） _11. careful (副词）_ 11. science(形容词）_二、词语运用。Many people do 1. (实验) to check their ideas. Its a good 2.m and its very 3. (科学的). After doing that, we can 4. (断定) which theory is 5. c .三、选择。1. The mountain with snow all year round, so its hard to climb it.A. covered B. was covered C. is covered D. covers2. Please the bottle milk. A. fill; of B. filled; with C. fill; with D. full; of3. I am the weather will be fine tomorrow.A. think B. sure C. hope D. see4. Lets an experiment.A. do B. does C. did D. doing5.- -Its so hot today. -Why dont you your jacket?A. take away B. take off C. take back课堂小结：
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